Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Włodzimierz CzajkafiledCriticalWłodzimierz Czajka
Priority to PL390635ApriorityCriticalpatent/PL220167B1/en
Publication of PL390635A1publicationCriticalpatent/PL390635A1/en
Publication of PL220167B1publicationCriticalpatent/PL220167B1/en